Results 61 to 70 of about 1,982 (196)

The Effect of Monensin, Lasalocid and a Monensin/Lasalocid Rotation of Fungal Population in the Rumen of Concentrate and Roughage Fed Steers [PDF]

مجلة جامعة النجاح للأبحاث العلوم الطبيعية, 1996
Two studies using three ruminally cannulated beef steers in the first one fed a roughage diet (98% chopped alfalfa at maintenance) and 12 beef steers in the second fed limited ration (85% adlib intake) composed of 90% concentrate diet (80% cracked corn ...
Jamal Abo-Omar
doaj   +1 more source

Development and Validation of a Confirmatory Method for the Determination of 12 Coccidiostat Residues in Eggs and Muscle by Means of Liquid Chromatography Coupled to Hybrid High Resolution Mass Spectrometry

Separations, 2023
A confirmatory, highly selective multi-residue method based on liquid chromatography coupled to hybrid high resolution mass spectrometry (LC-Q-Orbitrap) was developed and validated for the determination of 12 regulated coccidiostats in eggs and muscle ...
Federica Castellani, Matteo Ricci, Maria Novella Colagrande, Giampiero Scortichini, Giorgio Saluti   +4 more
doaj   +1 more source

Assessment of the feed additive consisting of Enterococcus lactis DSM 10663 NCIMB 10415 (Oralin®) for calves for rearing, piglets, chickens for fattening, turkeys for fattening, cats and dogs for the renewal of its authorisation (Chevita Tierarzneimittel GmbH)

EFSA Journal, Volume 24, Issue 3, March 2026.
Abstract Following a request from the European Commission, EFSA was asked to deliver a scientific opinion on the assessment of the application for renewal of authorisation of the additive Oralin®, a preparation containing viable cells of Enterococcus lactis DSM 10663 (formerly identified as Enterococcus faecium), as a zootechnical feed additive for ...
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP), Roberto Edoardo Villa, Giovanna Azimonti, Eleftherios Bonos, Henrik Christensen, Mojca Durjava, Birgit Dusemund, Ronette Gehring, Boet Glandorf, Maryline Kouba, Marta López‐Alonso, Francesca Marcon, Carlo Nebbia, Alena Pechová, Miguel Prieto‐Maradona, Katerina Theodoridou, Pier Sandro Cocconcelli, Baltasar Mayo, Montserrat Anguita, Nicole Bozzi Cionci, Rosella Brozzi, Matteo L. Innocenti, Jordi Tarrés‐Call, Yolanda García‐Cazorla   +23 more
wiley   +1 more source

Efficacy of treatments with toltrazuril 7.5% and lasalocid sodium in sheep naturally infected with Eimeria spp.

Revista Brasileira de Parasitologia Veterinária
The objective of this study was to evaluate the efficacy of an experimental formulation of toltrazuril 7.5% + Trimix™ on a naturally acquired infection of Eimeria spp.
Fernando de Souza Rodrigues, Luiz Eduardo Roland Tavares, Fernando Paiva   +2 more
doaj   +1 more source

Development and validation of an HPLC method to determine lasalocid in raw milk samples from dairy cows.

Revista Científica, 2013
The ionophore lasalocid has been approved for use as a ruminant feed additive in many countries. This paper describes a simple and rapid method for the determination of lasalocid in cow milk using high performance liquid chromatography with ultraviolet ...
Alejandro Jerez, Ricardo Chihuailaf, Maria Nella Gai, Mirela Noro, Fernando Wittwer   +4 more
doaj  

Efeitos de níveis e períodos de adaptação à lasalocida sódica sobre os parâmetros de fermentação ruminal Effects of levels and adaptation periods to sodium lasalocid on the rumen fermentation parameters

Revista Brasileira de Zootecnia, 2002
Foram comparados os efeitos de períodos de adaptação e níveis de lasalocida sódica sobre a fermentação ruminal em quatro vacas mestiças: Holandês-zebu.
Fabiano de Rezende Amaro, Carlos de Souza Lucci, Kléber da Cunha Peixoto Júnior, Ari Luiz de Castro   +3 more
doaj   +1 more source

Effects of lasalocid or monensin on in situ biohydrogenation of flaxseed and sunflower seed unsaturated fatty acids

, 2008
The objective of this study was to compare the effects of two ionophores, lasalocid and monensin (24 mg kg-1 dry matter), on in situ biohydrogenation of C18:2 and C18:3 from whole sunflower seed and flaxseed, respectively.
C. Benchaar, R. Martineau, H. V. Petit, H. Lapierre, R. Berthiaume, D. R. Ouellet, D. Pellerin   +6 more
core   +1 more source

Effect of Lasalocid on performance of grazing steers [PDF]

, 1982
Steers fed 200 mg of Lasalocid per day while grazing bromegrass pasture gained 7.6% faster than non-medicated controls; however, this difference was not statistically ...
Riley, Jack G., Jack G. Riley, Ronald V. Pope, Pope, Ronald V., L.R. Corah, Corah, L.R.   +5 more
core   +1 more source

Synthesis and Anticancer Activity of Dimeric Polyether Ionophores

Biomolecules, 2020
Polyether ionophores represent a group of natural lipid-soluble biomolecules with a broad spectrum of bioactivity, ranging from antibacterial to anticancer activity.
Michał Sulik, Ewa Maj, Joanna Wietrzyk, Adam Huczyński, Michał Antoszczak   +4 more
doaj   +1 more source

Effects of Lasalocid on Performance of Lactating Dairy Cows

Journal of Dairy Science, 1999
Sixty lactating dairy cows (30 multiparous and 30 primiparous) were used in a completely randomized block design to determine the effect of lasalocid supplementation on dairy cow performance. Starting wk 2 prepartum and lasting through wk 17 of lactation, cows received one of three experimental diets.
L J, Erasmus, I, Smith, A, Muller, D, O'Hagan   +3 more
openaire   +2 more sources